Where does “七時” come from?

七時 (Japanese) comes from Japanese 時, from Old Japanese 時, from Old Japanese しだ — a time, circumstance, occasion.

七時 (Japanese): seven o'clock

Definitions

  1. seven o'clock

Ancestry of “七時”, step by step

七時 traces back through two separate lines of ancestry.

via Japanese 時

StepLanguageWordMeaning
1Japanese時time; an event, case, occasion, moment; a...
2Old Japanese時a time, moment (in time), occasion
3Old Japaneseしだa time, circumstance, occasion

via Japanese 七

StepLanguageWordMeaning
1Japanese七seven, 7; a seven; a gambler
2Old Japanese七seven, 7
3Old Japaneseなの—
Every word from Old Japanese しだ →Every word from Old Japanese 時 →Every word from Japanese 時 →